java 数据库连接

public static Connection getConnection() throws IOException, ClassNotFoundException, SQLException {
    Properties props = new Properties();
    props.load(new FileInputStream("jdbc.properties"));
    Class.forName(props.getProperty("jdbc.driverClass"));
    String url = props.getProperty("jdbc.url");
    String username = props.getProperty("jdbc.username");
    String password = props.getProperty("jdbc.password");
    return DriverManager.getConnection(url, username, password);
}

DBCP

Spring

JPA

Hibernate

java 数据库连接

标签：ati   jdbc   .sql   ber   基本   jdb   sqlserver   exce   property